<template>
  <div class="home-category">
    <ul class="menu">
      <li v-for="i in category.list" @mouseenter="changeFn(i.id)" :key="i.id">
        <router-link to="/">{{ i.name }}</router-link>
        <router-link v-for="j in i.children.slice(0, 2)" :key="j.id" to="/">{{
          j.name
        }}</router-link>
      </li>
      <li @mouseenter="changeFnTwo">
        <router-link to="/">品牌</router-link>
        <router-link to="/">品牌推荐</router-link>
      </li>
    </ul>
    <div v-if="window" class="layer">
      <h4>精品推荐 <small>根据浏览推荐</small></h4>
      <ul>
        <li v-for="i in currentCategory" :key="i.id">
          <RouterLink to="/">
            <img :src="i.picture" alt="" />
            <div class="info">
              <p class="name ellipsis-2">{{ i.name }}</p>
              <p class="desc ellipsis">{{ i.desc }}</p>
              <p class="price"><i>¥</i>{{ i.price }}</p>
            </div>
          </RouterLink>
        </li>
      </ul>
    </div>
    <div v-else class="layer">
      <h4>品牌推荐 <small>根据浏览推荐</small></h4>
      <ul>
        <li class="brand" v-for="i in brand" :key="i.id">
          <RouterLink to="/">
            <img :src="i.picture" />
            <div class="info">
              <p class="place">
                <i class="iconfont icon-dingwei"></i>{{ i.place }}
              </p>
              <p class="name ellipsis">{{ i.name }}</p>
              <p class="desc ellipsis-2">{{ i.desc }}</p>
            </div>
          </RouterLink>
        </li>
      </ul>
    </div>
  </div>
</template>

<script>
import { findBrand } from "@/api/home";
import { mapState } from "vuex";
export default {
  name: "HomeCategory",
  data() {
    return {
      currentCategory: [],
      brand: [],
      window: false,
    };
  },
  computed: {
    ...mapState(["category"]),
  },
  async created() {
    const data = await findBrand();
    this.brand = data.result;
  },
  methods: {
    changeFn(id) {
      this.window = true;
      const data = this.category.list.filter((item) => {
        return item.id === id;
      });
      this.currentCategory = data[0].goods;
    },
    changeFnTwo() {
      this.window = false;
      console.log(this.brand);
      console.log(123);
    },
  },
};
</script>

<style lang="less" scoped>
.home-category {
  width: 250px;
  height: 500px;
  background-color: rgba(0, 0, 0, 0.8);
  position: relative;
  z-index: 99;
  .menu {
    li {
      padding-left: 40px;
      height: 50px;
      line-height: 50px;
      &:hover {
        background: @xtxColor;
      }
      a {
        margin-right: 4px;
        color: #fff;
        &:first-child {
          font-size: 16px;
        }
      }
    }
  }
  .layer {
    width: 990px;
    height: 500px;
    background: rgba(255, 255, 255, 0.8);
    position: absolute;
    left: 250px;
    top: 0;
    display: none;
    padding: 0 15px;
    h4 {
      font-size: 20px;
      font-weight: normal;
      line-height: 80px;
      small {
        font-size: 16px;
        color: #666;
      }
    }
    ul {
      display: flex;
      flex-wrap: wrap;
      li {
        width: 310px;
        height: 120px;
        margin-right: 15px;
        margin-bottom: 15px;
        border: 1px solid #eee;
        border-radius: 4px;
        background: #fff;
        &:nth-child(3n) {
          margin-right: 0;
        }
        a {
          display: flex;
          width: 100%;
          height: 100%;
          align-items: center;
          padding: 10px;
          &:hover {
            background: skyblue;
          }
          .img {
            width: 95px;
            height: 95px;
          }
          .info {
            padding-left: 10px;
            line-height: 24px;
            width: 190px;
            .name {
              font-size: 16px;
              color: #666;
            }
            .desc {
              color: #999;
            }
            .price {
              font-size: 22px;
              color: @priceColor;
              i {
                font-size: 16px;
              }
            }
          }
        }
      }
      .brand {
        height: 180px;
        a {
          align-items: flex-start;
          img {
            width: 120px;
            height: 160px;
          }
          .info {
            p {
              margin-top: 8px;
            }
            .place {
              color: #999;
            }
          }
        }
      }
    }
  }
  &:hover {
    .layer {
      display: block;
    }
  }
}
</style>
